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authorJan Kara <jack@suse.cz>2007-05-08 11:31:04 +0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-08 22:15:13 +0400
commit4f99ed67cc1cf5302ea18aa042d75641b61a0a1b (patch)
treeabf64c561c22b1aa1ba03f2dfb0bdef4d156ca8a /fs/ext2/inode.c
parent28ec039c21839914389975b896160a815ffd8b83 (diff)
downloadlinux-4f99ed67cc1cf5302ea18aa042d75641b61a0a1b.tar.xz
ext3: copy i_flags to inode flags on write
Propagate flags such as S_APPEND, S_IMMUTABLE, etc. from i_flags into ext2-specific i_flags. Hence, when someone sets these flags via a different interface than ioctl, they are stored correctly. Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ext2/inode.c')
-rw-r--r--fs/ext2/inode.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index 9fa1bd65a028..0079b2cd5314 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -1055,6 +1055,25 @@ void ext2_set_inode_flags(struct inode *inode)
inode->i_flags |= S_DIRSYNC;
}
+/* Propagate flags from i_flags to EXT2_I(inode)->i_flags */
+void ext2_get_inode_flags(struct ext2_inode_info *ei)
+{
+ unsigned int flags = ei->vfs_inode.i_flags;
+
+ ei->i_flags &= ~(EXT2_SYNC_FL|EXT2_APPEND_FL|
+ EXT2_IMMUTABLE_FL|EXT2_NOATIME_FL|EXT2_DIRSYNC_FL);
+ if (flags & S_SYNC)
+ ei->i_flags |= EXT2_SYNC_FL;
+ if (flags & S_APPEND)
+ ei->i_flags |= EXT2_APPEND_FL;
+ if (flags & S_IMMUTABLE)
+ ei->i_flags |= EXT2_IMMUTABLE_FL;
+ if (flags & S_NOATIME)
+ ei->i_flags |= EXT2_NOATIME_FL;
+ if (flags & S_DIRSYNC)
+ ei->i_flags |= EXT2_DIRSYNC_FL;
+}
+
void ext2_read_inode (struct inode * inode)
{
struct ext2_inode_info *ei = EXT2_I(inode);
@@ -1188,6 +1207,7 @@ static int ext2_update_inode(struct inode * inode, int do_sync)
if (ei->i_state & EXT2_STATE_NEW)
memset(raw_inode, 0, EXT2_SB(sb)->s_inode_size);
+ ext2_get_inode_flags(ei);
raw_inode->i_mode = cpu_to_le16(inode->i_mode);
if (!(test_opt(sb, NO_UID32))) {
raw_inode->i_uid_low = cpu_to_le16(low_16_bits(uid));